UI improvements, player state refactor

Model/SearchQuery.swift

@@ -1,14 +1,69 @@
+import Defaults
 import Foundation
 
 final class SearchQuery: ObservableObject {
+    enum Date: String, CaseIterable, Identifiable, DefaultsSerializable {
+        case hour, today, week, month, year
+
+        var id: SearchQuery.Date.RawValue {
+            rawValue
+        }
+
+        var name: String {
+            rawValue.capitalized
+        }
+    }
+
+    enum Duration: String, CaseIterable, Identifiable, DefaultsSerializable {
+        case short, long
+
+        var id: SearchQuery.Duration.RawValue {
+            rawValue
+        }
+
+        var name: String {
+            rawValue.capitalized
+        }
+    }
+
+    enum SortOrder: String, CaseIterable, Identifiable, DefaultsSerializable {
+        case relevance, rating, uploadDate, viewCount
+
+        var id: SearchQuery.SortOrder.RawValue {
+            rawValue
+        }
+
+        var name: String {
+            switch self {
+            case .uploadDate:
+                return "Upload Date"
+            case .viewCount:
+                return "View Count"
+            default:
+                return rawValue.capitalized
+            }
+        }
+
+        var parameter: String {
+            switch self {
+            case .uploadDate:
+                return "upload_date"
+            case .viewCount:
+                return "view_count"
+            default:
+                return rawValue
+            }
+        }
+    }
+
     @Published var query: String
-    @Published var sortBy: SearchSortOrder = .relevance
-    @Published var date: SearchDate? = .month
-    @Published var duration: SearchDuration?
+    @Published var sortBy: SearchQuery.SortOrder = .relevance
+    @Published var date: SearchQuery.Date? = .month
+    @Published var duration: SearchQuery.Duration?
 
     @Published var page = 1
 
-    init(query: String = "", page: Int = 1, sortBy: SearchSortOrder = .relevance, date: SearchDate? = nil, duration: SearchDuration? = nil) {
+    init(query: String = "", page: Int = 1, sortBy: SearchQuery.SortOrder = .relevance, date: SearchQuery.Date? = nil, duration: SearchQuery.Duration? = nil) {
         self.query = query
         self.page = page
         self.sortBy = sortBy